Turn every call into a smarter customer interaction with the Plantronics DA Series audio processors - a powerful new range of audio enhancers that will help you make the most of your softphone investment. Lightweight and simple to use, DA Series audio processors come with USB easy-to-operate connections and Quick Disconnect features so your team can easily switch between workstations. With built-in Digital Signal Processing for leading audio clarity, Noise at Work protection for associates, and enhanced controls to improve customer conversations. Easy, at-your-fingertips interfaceQuick Disconnect (QD) for universal connection and walkaway convenienceSuperior noise and echo cancelationNoise@Work compliance built inMaximum ROI from softphone investmentDownloadable firmware updatesBacked by industry leading Plantronics global service and support